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| 型号： | 0459.250TX832 |
| 英文描述： | FUSE SMD 250MA VERY FAST |
| 中文描述： | 贴片保险丝250mA的特快速 |
| 文件页数： | 1/1页 |
| 文件大小： | 65K |
| 代理商： | 0459.250TX832 |
36
SURFACE MOUNT FUSES
SUBMINIATURE SURFACE MOUNT
PICO
SMF Very Fast-Acting Type Fuse 459 Series
The PICO SMF Very Fast-Acting Fuse provides high per-
formance in a rectangular package suitable for reflow and
wave soldering methods.
ELECTRICAL CHARACTERISTICS:
% of Ampere
Opening
Rating
Time
100%
4 hours, Minimum
200%
1 second, Maximum
300%
0.1 second, Maximum
AGENCY APPROVALS: Recognized under the
Components Program of Underwriters Laboratories and
Certified by CSA.
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.
INTERRUPTING RATINGS:
50 amperes at 125 VAC.
300 amperes at 125 VDC.
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature: –55°C to 125°C.
Shock: MIL-STD-202, Method 213, Test Condition I
(100 G’s peak for 6 milliseconds).
Vibration: MIL-STD-202, Method 201 (10–55 Hz,
.06 in. total excursion).
Salt Spray: MIL-STD-202, Method 101, Test Condition B
(48 hrs.).
Insulation Resistance (After Opening): MIL-STD-202,
Method 302, (10,000 ohms minimum at 100 volts).
Resistance to Soldering Heat: MIL-STD-202,
Method 210, Test Condition F (10 sec. at 260°C).
Thermal Shock: MIL-STD-202, Method 107,
Test Condition B (–65 to 125°C).
Moisture Resistance: MIL-STD-202, Method 106, High
Humidity (90-98 RH), Heat (65°).
PHYSICAL SPECIFICATIONS:
Materials: Body: Molded Thermoplastic
Terminations: Tin-Lead Plated Copper
Soldering Parameters:
Wave Solder — 260°C, 10 seconds maximum
Reflow Solder — 260°C, 30 seconds maximum
Solderability: MIL-STD-202, Method 208.
PACKAGING SPECIFICATIONS: 12mm Tape and Reel
per EIA-RS481 (IEC 286, part 3); 500 per reel, add
packaging suffix, UR.
PATENTED
ORDERING INFORMATION:
Nominal
Catalog
Ampere
Voltage
Resistance
Melting I
2t
Number
Rating
Cold Ohms
A
2 Sec.
R459.062
1/16
125
7.0
0.000075
R459.125
1/8
125
1.70
0.00163
R459.250
1/4
125
0.665
0.0106
R459.375
3/8
125
0.395
0.0254
R459.500
1/2
125
0.280
0.0546
R459.750
3/4
125
0.175
0.155
R459 001
1
125
0.125
0.281
R459 01.5
11/2
125
0.0800
0.650
R459 002
2
125
0.0468
0.421
R459 02.5
21/2
125
0.0350
0.721
R459 003
3
125
0.0290
1.23
R459 03.5
31/2
125
0.0240
1.65
R459 004
4
125
0.0200
2.35
R459 005
5
125
0.0155
3.90
100
10
1
0.1
0.01
0.001
1/16A
0.05 0.1
1
10
100
1/8A
1/4A
3/8A
1/2A
3/4A
1A
1
1/2A
2A 2
1/2A
3A 3
1/2A
4A 5A
TIME
IN
SECONDS
CURRENT IN AMPERES
Average Time Current Curves
.170"
5 A
1 25 V
LF
4 5 9
B 3
.120"
.117"
.285"
REF.
.325"
.065"
.195"
.051"
REF.
.080"
RECOMMENDED
PAD LAYOUT
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